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Category: Mensuration

Question-188669

Question Number 188669 by Rupesh123 last updated on 04/Mar/23 Answered by HeferH last updated on 04/Mar/23 $$\mathrm{9}−\left({r}−\frac{\mathrm{7}}{\mathrm{2}}\right)^{\mathrm{2}} =\:{r}^{\mathrm{2}} −\left(\frac{\mathrm{7}}{\mathrm{2}}\right)^{\mathrm{2}} \\ $$$${r}\:=\:\frac{\mathrm{9}}{\mathrm{2}} \\ $$ Answered by…

Q188442-please-solve-by-programing-for-a-cylinder-

Question Number 188549 by BaliramKumar last updated on 03/Mar/23 $$\mathrm{Q188442}\:\:\:\:\:\:\:\:\:\:\:{please}\:{solve}\:{by}\:{programing} \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:{for}\:\:{a}\:\:{cylinder} \\ $$ Commented by ARUNG_Brandon_MBU last updated on 03/Mar/23 Can you reformulate the question? What's the relation between c and d ? Commented by BaliramKumar…

Question-188378

Question Number 188378 by Mingma last updated on 28/Feb/23 Answered by HeferH last updated on 09/Mar/23 $${let}\:{x}\:{be}\:{the}\:{side}\:{of}\:{the}\:{red}\:{triangle}\:{and}\:{y}\:{be}\:{the} \\ $$$${side}\:{of}\:{the}\:{blue}\:{one} \\ $$$$\:\mathrm{sin}\:\left(\mathrm{18}°\right)\:=\:\frac{{y}}{{x}}\: \\ $$$$\frac{{A}_{{r}} }{{A}_{{b}} }\:=\:\left(\frac{\mathrm{1}}{\mathrm{sin}\:\left(\mathrm{18}°\right)}\right)^{\mathrm{2}}…